Festo Checkbox Identbox, Manual

Page: 119 / 158

A. Technical appendix
A-5
Festo P.BE-Checkbox-EN en 0103c
A.1.2 Error messages
Error messages are shown on the LCD TOLERANCE. They must
be quitted before the Checkbox can start again:
1. First eliminate the cause of the fault.
2. Then actuate the (flashing) button STATUS.
Code Cause Remedy
Ambient error
E 01 Fault in the compressed air
supply
– No compressed air
– Pressure too low
– Fluctuations in pressure in
supply network
– Check compressed air supply
– If necessary, insert a pressure reservoir between the
Checkbox and the compressed air network.
E 02 Optical faults
– Lighting dirty or defective;
glass cover of camera or
camera optics dirty
– Camera optics misted due to
considerable difference in
temperature of Checkbox/
environment
– Blockage in front of the
optical unit.
– Camera registers lower
range of conveyor belt
– Max. parts length exceeded
– Remove dirt with a soft cloth and non-abrasive cleaning
agent or blow down from the glass cover with non-lubri-
cated compressed air.
– Avoid large differences in temperature.
– With CheckKon:
Corrrect the setting of the picture limits.
Increase exposure time or ratio encoder frequency/line
frequency.
E 03 Camera fault – Check camera connection. Disconnect from the mains
supply before loosening the camera connection.
– Replace the camera cable
E 04 System recognizes too many
incorrect conveyed parts:
> 7
5 % of the last 20 parts were
graded as bad parts
– Check the selection of the sample part type
– Increase tolerance